The red-legged tinamou or red-footed tinamou, (''Crypturellus erythropus'') is a ground-dwelling bird found in the
tropics
The tropics are the regions of Earth surrounding the Equator. They are defined in latitude by the Tropic of Cancer in the Northern Hemisphere at N and the Tropic of Capricorn in
the Southern Hemisphere at S. The tropics are also referr ...
and lower
subtropics of northern
South America
South America is a continent entirely in the Western Hemisphere and mostly in the Southern Hemisphere, with a relatively small portion in the Northern Hemisphere at the northern tip of the continent. It can also be described as the sout ...
.
[Clements, J (2007)]
Description
The red-legged tinamou is superficially similar to a
quail
Quail is a collective name for several genera of mid-sized birds generally placed in the order Galliformes. The collective noun for a group of quail is a flock, covey, or bevy.
Old World quail are placed in the family Phasianidae, and New ...
to which it is not related as it, along with other
tinamous
Tinamous () form an order of birds called Tinamiformes (), comprising a single family called Tinamidae (), divided into two distinct subfamilies, containing 46 species found in Mexico, Central America, and South America. The word "tinamou" comes ...
, belongs in the
Paleognathae
Palaeognathae (; ) is a infraclass of birds, called paleognaths, within the class Aves of the clade Archosauria. It is one of the two extant infraclasses of birds, the other being Neognathae, both of which form Neornithes. Palaeognathae contain ...
. Its total length is . Its brownish upper parts and grey chest contrasts clearly with the buff belly. The back and wings are barred, but this is faint (often barely visible) in the males. Additionally, the amount of barring to the upperparts varies among the
subspecies. It is the only
tinamou
Tinamous () form an order of birds called Tinamiformes (), comprising a single family called Tinamidae (), divided into two distinct subfamilies, containing 46 species found in Mexico, Central America, and South America. The word "tinamou" come ...
in its range with rosy-red legs.
Behavior
As other
tinamou
Tinamous () form an order of birds called Tinamiformes (), comprising a single family called Tinamidae (), divided into two distinct subfamilies, containing 46 species found in Mexico, Central America, and South America. The word "tinamou" come ...
s, it is recorded infrequently, except by its whistling voice. It has been recorded feeding on seeds, berries, snails, and insects. Little is known about its breeding behavior, but the glossy eggs are pale greyish-
lavender
''Lavandula'' (common name lavender) is a genus of 47 known species of flowering plants in the mint family, Lamiaceae. It is native to the Old World and is found in Cape Verde and the Canary Islands, and from Europe across to northern and easte ...
with a variable amount of pink suffusion.
Etymology
''Crypturellus'' is formed from three
Latin
Latin (, or , ) is a classical language belonging to the Italic branch of the Indo-European languages. Latin was originally a dialect spoken in the lower Tiber area (then known as Latium) around present-day Rome, but through the power of the ...
or
Greek
Greek may refer to:
Greece
Anything of, from, or related to Greece, a country in Southern Europe:
*Greeks, an ethnic group.
*Greek language, a branch of the Indo-European language family.
**Proto-Greek language, the assumed last common ancestor ...
words/parts. ''kruptos'' meaning covered or hidden, ''oura'' meaning tail, and ''-ellus'' a Latin diminutive suffix. Therefore, ''Crypturellus'' means small hidden tail.
[Gotch, A. F. (1195)]
Taxonomy
All tinamou are from the family Tinamidae, and in the larger scheme are also
ratites. Unlike other ratites, tinamous can fly, although in general, they are not strong fliers. All ratites evolved from prehistoric flying birds, and tinamous are the closest living relative of these birds.
[Davies, S. J. J. F. (2003)]
Red-legged tinamou
subspecies are:
* ''C. e. erythropus'' located in eastern
Venezuela
Venezuela (; ), officially the Bolivarian Republic of Venezuela ( es, link=no, República Bolivariana de Venezuela), is a country on the northern coast of South America, consisting of a continental landmass and many islands and islets in th ...
,
Guyana,
Suriname, and northeastern
Brazil
Brazil ( pt, Brasil; ), officially the Federative Republic of Brazil (Portuguese: ), is the largest country in both South America and Latin America. At and with over 217 million people, Brazil is the world's fifth-largest country by area ...
.
* ''C. e. cursitans'' located east of the
Andes
The Andes, Andes Mountains or Andean Mountains (; ) are the longest continental mountain range in the world, forming a continuous highland along the western edge of South America. The range is long, wide (widest between 18°S – 20°S ...
in northern
Colombia and northwestern
Venezuela
Venezuela (; ), officially the Bolivarian Republic of Venezuela ( es, link=no, República Bolivariana de Venezuela), is a country on the northern coast of South America, consisting of a continental landmass and many islands and islets in th ...
.
* ''C. e. spencei'' located in northern
Venezuela
Venezuela (; ), officially the Bolivarian Republic of Venezuela ( es, link=no, República Bolivariana de Venezuela), is a country on the northern coast of South America, consisting of a continental landmass and many islands and islets in th ...
.
* ''C. e. margaritae'' located on
Margarita Island
Margarita Island (, ) is the largest island in the States of Venezuela, Venezuelan state of Nueva Esparta, situated off the northeastern coast of the country, in the Caribbean Sea. The capital city of Nueva Esparta, La Asunción, is located on t ...
.
* ''
C. e. saltuarius'' -
Magdalena tinamou
The Magdalena tinamou, ''Crypturellus erythropus saltuarius'', is a member of one of the most ancient bird families, the tinamous. It is endemic to the Magdalena River Valley in Colombia, and had been considered possibly extinct, because of ...
located in northeastern
Colombia in
Sierra de Ocaña.
* ''
C. e. columbianus'' -
Colombian tinamou located in tropical north central
Colombia.
* ''
C. e. idoneus'' -
Santa Marta tinamou located in northeastern
Colombia and northwestern
Venezuela
Venezuela (; ), officially the Bolivarian Republic of Venezuela ( es, link=no, República Bolivariana de Venezuela), is a country on the northern coast of South America, consisting of a continental landmass and many islands and islets in th ...
.
The
taxonomy
Taxonomy is the practice and science of categorization or classification.
A taxonomy (or taxonomical classification) is a scheme of classification, especially a hierarchical classification, in which things are organized into groups or types. ...
, beyond this, remains unclear, with some authorities considering the
taxa
In biology, a taxon (back-formation from ''taxonomy''; plural taxa) is a group of one or more populations of an organism or organisms seen by taxonomists to form a unit. Although neither is required, a taxon is usually known by a particular nam ...
''saltuarius'', ''idoneus'', and ''columbianus'' as
monotypic
In biology, a monotypic taxon is a taxonomic group (taxon) that contains only one immediately subordinate taxon. A monotypic species is one that does not include subspecies or smaller, infraspecific taxa. In the case of genera, the term "unispe ...
species
In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...
rather than subspecies of the red-legged tinamou. The
SACC rejected a proposal to elevate these to species status, arguing that the presently available data fail to support the split.
[Remsen Jr., J. V. (2006)]
Additionally, several subspecies usually associated with the red-legged tinamou have been associated with other species in the past, especially the
thicket tinamou
The thicket tinamou or rufescent tinamou (''Crypturellus cinnamomeus'') is a type of tinamou commonly found in moist forests in subtropical and tropical central Mexico.Clements, J (2007)
Taxonomy
All tinamou are from the family Tinamidae, and in ...
, the
Choco tinamou
The Choco tinamou or Chocó tinamou (''Crypturellus kerriae'') is a type of tinamou found in lowland forest and montane forest in subtropical and tropical regions of Colombia and Panama.
Description
The Choco tinamou is approximately in length ...
and the
yellow-legged tinamou.
[
]
Range and habitat
The red-legged tinamou lives in Guyana, Suriname, Colombia, Venezuela
Venezuela (; ), officially the Bolivarian Republic of Venezuela ( es, link=no, República Bolivariana de Venezuela), is a country on the northern coast of South America, consisting of a continental landmass and many islands and islets in th ...
and northeastern Brazil
Brazil ( pt, Brasil; ), officially the Federative Republic of Brazil (Portuguese: ), is the largest country in both South America and Latin America. At and with over 217 million people, Brazil is the world's fifth-largest country by area ...
, and on Margarita Island
Margarita Island (, ) is the largest island in the States of Venezuela, Venezuelan state of Nueva Esparta, situated off the northeastern coast of the country, in the Caribbean Sea. The capital city of Nueva Esparta, La Asunción, is located on t ...
.[Clements, J (2007)] It may also be found in French Guiana
French Guiana ( or ; french: link=no, Guyane ; gcr, label=French Guianese Creole, Lagwiyann ) is an overseas department/region and single territorial collectivity of France on the northern Atlantic coast of South America in the Guianas. ...
. It is favored habitat is dry forest, although it can be found in moist forest and lower elevation shrubland and grasslands. It prefers elevations below .
Conservation
The red-legged tinamou is uncommon to locally common in most of its range, but the Magdalena tinamou
The Magdalena tinamou, ''Crypturellus erythropus saltuarius'', is a member of one of the most ancient bird families, the tinamous. It is endemic to the Magdalena River Valley in Colombia, and had been considered possibly extinct, because of ...
is very rare (perhaps extinct), while the Colombian tinamou is endangered. In both cases the main problem is habitat destruction
Habitat destruction (also termed habitat loss and habitat reduction) is the process by which a natural habitat becomes incapable of supporting its native species. The organisms that previously inhabited the site are displaced or dead, thereby ...
, but hunting is another issue. The IUCN lists this bird as Least Concern
A least-concern species is a species that has been categorized by the International Union for Conservation of Nature (IUCN) as evaluated as not being a focus of species conservation because the specific species is still plentiful in the wild. T ...
, with an occurrence range of .[BirdLife International (2008)]
Footnotes
References
*
*
*
*Davies, S.J.J.F. & Bamford, Mike (2002): ''Ratites and tinamous : Tinamidae, Rheidae, Dromaiidae, Casuariidae, Apterygidae, Struthionidae''. Oxford University Press, Oxford, New York.
*
*
*Hilty, Steven L. (2003): ''Birds of Venezuela''. Christopher Helm
Christopher Alexander Roger Helm (born Dundee, 1 February 1937 – 20 January 2007) was a Scottish book publisher, notably of ornithology related titles, including the '' Helm Identification Guides''.
Born in Dundee, he was raised in Forfar ...
, London.
*
*
External links
{{Taxonbar, from=Q1266282
Crypturellus
Tinamous of South America
Birds of Brazil
Birds of the Amazon Basin
Birds of Colombia
Birds of Venezuela
Birds of the Guianas
Ratites
Birds described in 1863
Taxa named by August von Pelzeln